There's no question that being closeted is emotionally and psychologically taxing. Now, newly-published research demonstrates that gay, lesbian and bi people who are out have lower stress hormone levels and fewer symptoms of anxiety and depression than those who hide their identities. The findings suggest that while… »1/29/13 11:30am 1/29/13 11:30am

White ibises have experienced a huge drop in their reproductive rate, and mercury contamination was a prime suspect. But nobody expected pollution to alter the birds' sexual preference, as the male ibises were actually nesting with each other. »12/03/10 11:08am 12/03/10 11:08am